Support Administrator

Coretek

Microsoft Support Administrator responsible for Level 2 support in Microsoft environments. Collaborating with Coretek and Microsoft engineers in providing tech support for clients' infrastructures.

Posted 5/21/2026full-timeRemote • 🇺🇸 United StatesJuniorMid-LevelWebsite

Tech Stack

Tools & technologies

AzureDNSServiceNow

About the role

Key responsibilities & impact

The Microsoft Support Administrator is a valued member of the Coretek NOC team responsible for providing 24x7 Level 2 support for client environments. Coretek is seeking a Microsoft Support Administrator to manage and support our clients’ Microsoft-based infrastructure. We are excited to add a detail-oriented, technically skilled, and highly motivated individual with a strong desire to learn and a high level of determination to grow in a fast-paced, collaborative environment. The ideal candidate will be responsible for providing Level 2 technical support to end-users, managing Azure & Microsoft 365 support services, assisting with Entra ID administration and working closely with Coretek and Microsoft engineers on more complex application issues.

Requirements

What you’ll need

**Responsibilities: **
- Provide technical support for Microsoft products including Microsoft Azure, Windows, Microsoft 365 (Exchange, Teams, SharePoint, OneDrive), and Power BI.
- Administer and troubleshoot Microsoft 365 user accounts, licenses and groups
- Manage and support Microsoft Exchange Online, including email flow and mailboxes
- Perform Active Directory administration and troubleshooting such as group policy management
- Respond to support tickets and resolve issues related to Microsoft and Azure environments in a timely fashion to minimize downtime
- Assist in backup, recovery, and security best practices using Microsoft tools
- Escalate and collaborate with Coretek engineers and Microsoft to resolve complex technical issues
- Track the progress of client incidents and requests during the entire lifecycle to ensure the issues are closed within the agreed Operation Level Agreement
- Communicate, internally and externally, the status of the tickets directly with clients
- Create and maintain IT knowledgebase articles
- Assist with cross training of other NOC support team members as needed
**Requirements: **
Bachelor’s degree in computer science or information technology, preferred or
experience working in a Network Operations Center (NOC) in a medium-to-large data center environment supporting multiple clients and systems
2+ years of Microsoft Administration experience
- Strong working knowledge of Microsoft 365 admin center, Exchange online, and Teams
- Required Certifications:
- Microsoft 365 Certified: Modern Desktop Administrator Associate
- Azure Fundamentals: AZ-900
- Experience with Windows Server, Active Directory, Groups Policy and DNS/DHCP
- Familiarity with Microsoft Endpoint Manager / Intune is a plus
- Knowledge of MFA and Conditional Access support technologies
- Experience with PowerShell scripting is preferred
- Familiarity with remote support and event management tools and IT ticket systems – ServiceNow preferred
- Strong listening, verbal, written, and interpersonal communication skills
- Accuracy and attention to detail when monitoring and maintaining systems
- Ability to work in a fast-paced, 24/7 operational environment
- Adept at communicating with all levels of technical experience
- A strong sense of urgency and the ability to multi-task effectively
- English proficiency

Benefits

Comp & perks

Coretek offers a comprehensive suite of Health Benefits, flexible PTO, 401K and an amazing and energizing workplace culture that is rich with opportunities for professional growth and development.

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Hard Skills & Tools

Microsoft AzureMicrosoft 365Exchange OnlineActive DirectoryPowerShellWindows ServerGroup PolicyDNSDHCPMicrosoft Endpoint Manager

Soft Skills

communicationattention to detailmulti-taskinginterpersonal skillsurgencycollaborationproblem-solvingtechnical supporttrainingcustomer service

Certifications

Microsoft 365 Certified: Modern Desktop Administrator AssociateAzure Fundamentals: AZ-900